New material has a 30,000 to 40,000 PSI higher tensile strength than standard chrome-silicone springs

No rate loss over time which maintains efficient clutching for a better performing and more consistent spring

These H5 alloy springs are high quality springs with the same performance of titanium springs at a fraction of the cost

Used by Tucker Hibbert for over 15 years

Most OEM springs lose their spring rate over time and goes unnoticed reducing your engine rpms and performance

Powder coated finish with part # and rate printed on spring

Direct OEM replacement and custom spring rates for turbo, nitrous, big bore applications